<template>
  <el-container class="main-container">
    <!-- 头部区域 -->
    <el-header>
      <!-- 左侧的 logo -->
      <img src="../../assets/images/logo.png" alt="" />
      <!-- 右侧的菜单 -->
      <el-menu

        class="el-menu-top"
        mode="horizontal"
        background-color="#23262E"
        text-color="#fff"
        active-text-color="#409EFF"
      >
        <el-submenu index="1">
          <template slot="title">
            <!-- 头像 -->

    <img v-if="userInfo.user_pic" :src="userInfo.user_pic" class="avatar" />
    <img v-else src="../../assets/logo.png" alt="" class="avatar"   />

            <span>个人中心</span>
          </template>
          <el-menu-item index="1-1"><i class="el-icon-s-operation"></i>基本资料</el-menu-item>
          <el-menu-item index="1-2"><i class="el-icon-camera"></i>更换头像</el-menu-item>
          <el-menu-item index="1-3"><i class="el-icon-key"></i>重置密码</el-menu-item>
        </el-submenu>
        <el-menu-item index="2" @click="hlogout"  ><i class="el-icon-switch-button" ></i>退出</el-menu-item>
      </el-menu>
    </el-header>
    <el-container>
      <!-- 侧边栏区域 -->

      <!-- 左侧边栏区域 -->

      <el-aside width="200px">
        <div class="user-box">
    <img v-if="userInfo.user_pic" :src="userInfo.user_pic" />
    <img v-else src="../../assets/logo.png" alt="" />

    <span>{{userInfo.nickname || userInfo.username}} </span>

  </div>
   <!-- router属性使用
   vue-router 的模式，
   启用该模式会在激活导航时
   以 index 作为 path 进行路由跳转
   组件库会对布尔值进行优化,直接写属性名代表true -->
   <!-- $route获取路由参数,$router路由切换页面跳转 -->
          <el-menu
          router

      :default-active='$route.path'

      class="el-menu-vertical-demo"
      background-color="#545c64"
      text-color="#fff"
      active-text-color="#ffd04b">
      <template v-for="item in menus" >
      <el-menu-item  v-if="!item.children" :index="item.indexPath" :key="item.indexPath" >
        <i :class="item.icon"></i>
        <span slot="title"> {{item.title}} </span>
      </el-menu-item>

       <el-submenu  v-else  :index="item.indexPath" :key="item.indexPath" >
         <template slot="title">
             <i :class="item.icon"></i>
          <span> {{item.title}} </span>
         </template>
          <el-menu-item  v-for="child in item.children" :index="child.indexPath" :key="child.indexPath" >
           <i :class="child.icon"></i>
          <span> {{child.title}} </span>
          </el-menu-item>
      </el-submenu>
      </template>
          </el-menu>
      </el-aside>
      <el-container>
        <!-- 页面主体区域 -->
        <el-main>
       <router-view></router-view>
        </el-main>
        <!-- 底部 footer 区域 -->
        <el-footer>© www.itheima.com - 黑马程序员</el-footer>
      </el-container>
    </el-container>
  </el-container>
</template>

<script>
import { mapState } from 'vuex'
export default {
  name: 'CodeMain',
  data () {
    return {
      menus: []
    }
  },

  // 调用actions的函数getUserInfo请求获取用户信息数据
  async  created () {
    const { data: res } = await this.$http.get('/my/menus')
    if (res.code !== 0) return
    this.menus = res.data
    this.$store.dispatch('user/getUserInfo')
  },

  methods: {
    hlogout () {
      this.$confirm('真的退出吗,呜呜呜', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        // 用户点了确定,清空token,跳转到登录页
        this.$store.commit('user/updataToken', '')
        this.$router.push('/login')
      }).catch(err => err)
    }
    // getUserInfo(){

    // }
  },
  computed: {
    ...mapState('user', ['userInfo', 'token'])
  }

}
</script>

<style lang="less" scoped>
.main-container {
  height: 100%;
  .el-header,
  .el-aside {
    background-color: #23262e;
  }
  .el-header {
    padding: 0;
    display: flex;
    justify-content: space-between;
  }
  .el-main {
    overflow-y: scroll;
    height: 0;
    background-color: #F2F2F2;
  }
  .el-footer {
    background-color: #eee;
    font-size: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
  }
}

.avatar {
  border-radius: 50%;
  width: 35px;
  height: 35px;
  background-color: #fff;
  margin-right: 10px;
  object-fit: cover;
}

// 左侧边栏用户信息区域
.user-box {
  height: 70px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-top: 1px solid #000;
  border-bottom: 1px solid #000;
  user-select: none;
  img {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background-color: #fff;
    margin-right: 15px;
    object-fit: cover;
  }
  span {
    color: white;
    font-size: 12px;
  }
}
</style>
